Home / 3,671.21-5,507.49-1,206.74

Finding the Fourth Proportional to 3,671.21, 5,507.49 and 1,206.74

Calculator

Solution

The fourth proportional to 3,671.21, 5,507.49 and 1,206.74 is: 1,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.21 : 5,507.49 = 1,206.74 : x
  2. Step 2: Convert to fraction form
    3,671.21/5,507.49 = 1,206.74/x
  3. Step 3: Cross multiply
    3,671.21x = 5,507.49 × 1,206.74
  4. Step 4: Simplify right side
    3,671.21x = 6,646,080.95
  5. Step 5: Solve for x
    x = 6,646,080.95/3,671.21
  6. Step 6: Final answer
    x = 1,810.33

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.